CVE-2026-53294None▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled …
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Nov 6.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In the Linux kernel, the following vulnerability has been resolved:
mailbox: mailbox-test: don't free the reused channel
The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs.
Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < fc0089f82c3e36060c2c79156bc2018bfb16b56bLinux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 5d4f3d0f64f1016cb78b400a70b67df91fac99b5Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < c494a11da45ad7ec9b0ff216c3e3ace351193bb6Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 3afca89fae501dbd7421e1777b5b8f033b1d98d0Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 5c209299b0113e289e238fa5f2e8f00c59f76060Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 82f6dcea46cf5de65c4ba7283f7c7b34de4a324dLinux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 240c71a2aea36a1a4210f911a1c32ea88777e8e4Linux >= 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 < 88ebadbf0deefdaccdab868b44ff70a0a257f473Linux 4.4Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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